package lab02.test12;

public class Rectangular extends Shape {

    //ctrl+o继承的快捷键
    //ctrl+h得到继承关系


    //属性：宽和高
    double width;
    double height;

    @Override
    double area() {
        return width * height;
    }

    @Override
    double perimeter() {
        return 2*width + 2 * height;
    }
}
